Node self-localization in the "Two-Dimensional Communication" networks. - Kei Nakatsuma; Yasutoshi Makino; Hiroyuki Shinoda 001 (SIGGRAPH Posters, 2008)

Two-dimensional communication. - Kei Nakatsuma; Yasutoshi Makino; Hiroyuki Shinoda 001; Hiroto Itai (SIGGRAPH New Tech Demos, 2008)

Orpheus: Automatic Composition System Considering Prosody of Japanese Lyrics. - Satoru Fukayama; Kei Nakatsuma; Shinji Sako; Yuichiro Yonebayashi; Tae Hun Kim; Si Wei Qin; Takuho Nakano; Takuya Nishimoto; Shigeki Sagayama (ICEC, 2009)

Touchable holography. - Takayuki Hoshi; Masafumi Takahashi; Kei Nakatsuma; Hiroyuki Shinoda 001 (SIGGRAPH Emerging Technologies, 2009)

High accuracy position and orientation detection in two-dimensional communication network. - Kei Nakatsuma; Hiroyuki Shinoda 001 (CHI, 2010)

A demonstration of position and orientation sensor for two-dimensional communication networks. - Kei Nakatsuma; Yuichi Tanno; Hiroyuki Shinoda 001 (UbiComp (Adjunct Papers), 2010)

Remote measurement of surface compliance distribution using ultrasound radiation pressure. - Masahiro Fujiwara; Kei Nakatsuma; Masafumi Takahashi; Hiroyuki Shinoda 001 (World Haptics, 2011)

Touch interface on back of the hand. - Kei Nakatsuma; Hiroyuki Shinoda 001; Yasutoshi Makino; Katsunari Sato; Takashi Maeno (SIGGRAPH Posters, 2011)

Haptic-emoticon: a framework for creating and sharing haptic contents. - Kei Nakatsuma; Takayuki Hoshi; Ippei Torigoe (SIGGRAPH Posters, 2013)

Fabrication and Evaluation of an Uniform Piezoelectric Film for a Robot Skin Sensor. - Sho Kimura; Kei Nakatsuma; Yasutaka Ohshima; Masayuki Tanabe; Makiko Kobayashi; Ippei Torigoe (IEEE SENSORS, 2018)

Fast Scan Context Matching for Omnidirectional 3D Scan. - Hikaru Kihara; Makoto Kumon; Kei Nakatsuma; Tomonari Furukawa (IROS, 2022)

Object Surface Recognition using Microphone Array by Acoustic Standing Wave. - Tomoya Manabe; Rikuto Fukunaga; Kei Nakatsuma; Makoto Kumon (IROS, 2022)

Object Surface Recognition Based on Standing Waves in Acoustic Signals. - Makoto Kumon; Rikuto Fukunaga; Tomoya Manabe; Kei Nakatsuma (Frontiers Robotics AI, 2022)